WASHINGTON (AP) - Exercise may do more than keep a healthy brain fit: New research suggests working up a good sweat may also offer some help once memory starts to slide- and even improve life for people with Alzheimer's.

ST. LOUIS (AP) - A Missouri woman who admitted scheming and setting a string of arson fires with her ex-husband to bilk hundreds of thousands of dollars from insurers was sentenced Thursday to eight years in federal prison for her role in a 2001 blaze that killed their 15-year-old son.

BROKEN ARROW, Okla. (AP) - Oklahoma police responding to a 911 call in which no one spoke found a gruesome scene at a suburban Tulsa home - five members of a family dead or dying from stabbing and a sixth wounded but alive near the front door.

ATLANTA (AP) - A former Georgia deputy sheriff was indicted Wednesday on federal charges for her role in setting up a "no-knock" drug raid that severely injured a toddler when a flash grenade detonated in his playpen.

NEW YORK (AP) - Two months ahead of his first trip to the U.S., Pope Francis' approval rating among Americans has plummeted, driven mostly by a decline among political conservatives and Roman Catholics, according to a new Gallup poll released Wednesday.

ANNAPOLIS, Md. (AP) - A former Baltimore police officer said Wednesday that he plans to perform an Al Jolson routine in blackface to raise money for the six Baltimore officers who have been indicted in the death of Freddie Gray.